Adding numbers patch

README.md

@@ -15,7 +15,7 @@ Refer to [https://tools.suckless.org/dmenu/](https://tools.suckless.org/dmenu/)
 
 ### Changelog:
 
-2020-08-05 - Added the grid and dynamic options patches
+2020-08-05 - Added the grid, dynamic options and numbers patches
 
 2020-06-13 - Added the pango patch
 
@@ -88,6 +88,9 @@ Refer to [https://tools.suckless.org/dmenu/](https://tools.suckless.org/dmenu/)
       - this means that you can continue feeding dmenu while you type
       - the patch is meant to be used along with the incremental patch in order to use stdout to feed stdin
 
+   - [numbers](https://tools.suckless.org/dmenu/patches/numbers/)
+      - adds text which displays the number of matched and total items in the top right corner of dmenu
+
    - [pango](https://github.com/StillANixRookie/dmenu-pango/)
       - adds simple markup for dmenu using pango markup
 

dmenu.c

@@ -249,7 +249,7 @@ drawmenu(void)
 	unsigned int curpos;
 	#endif // SCROLL_PATCH
 	struct item *item;
-	int x = 0, y = 0, w;
+	int x = 0, y = 0, w, rpad = 0;
 	#if LINE_HEIGHT_PATCH && PANGO_PATCH
 	int fh = drw->font->h;
 	#elif LINE_HEIGHT_PATCH
@@ -340,6 +340,10 @@ drawmenu(void)
 	}
 	#endif // SCROLL_PATCH
 
+	#if NUMBERS_PATCH
+	recalculatenumbers();
+	rpad = TEXTW(numbers);
+	#endif // NUMBERS_PATCH
 	if (lines > 0) {
 		#if GRID_PATCH
 		/* draw grid */
@@ -391,20 +395,25 @@ drawmenu(void)
 		x += w;
 		for (item = curr; item != next; item = item->right)
 			#if PANGO_PATCH
-			x = drawitem(item, x, 0, MIN(TEXTWM(item->text), mw - x - TEXTW(">")));
+			x = drawitem(item, x, 0, MIN(TEXTWM(item->text), mw - x - TEXTW(">") - rpad));
 			#else
-			x = drawitem(item, x, 0, MIN(TEXTW(item->text), mw - x - TEXTW(">")));
+			x = drawitem(item, x, 0, MIN(TEXTW(item->text), mw - x - TEXTW(">") - rpad));
 			#endif // PANGO_PATCH
 		if (next) {
 			w = TEXTW(">");
 			drw_setscheme(drw, scheme[SchemeNorm]);
 			#if PANGO_PATCH
-			drw_text(drw, mw - w, 0, w, bh, lrpad / 2, ">", 0, True);
+			drw_text(drw, mw - w - rpad, 0, w, bh, lrpad / 2, ">", 0, True);
 			#else
-			drw_text(drw, mw - w, 0, w, bh, lrpad / 2, ">", 0);
+			drw_text(drw, mw - w - rpad, 0, w, bh, lrpad / 2, ">", 0);
 			#endif // PANGO_PATCH
 		}
 	}
+	#if NUMBERS_PATCH
+	drw_setscheme(drw, scheme[SchemeNorm]);
+	drw_text(drw, mw - TEXTW(numbers), 0, TEXTW(numbers), bh, lrpad / 2, numbers, 0);
+	#else
+	#endif // NUMBERS_PATCH
 	drw_map(drw, win, 0, 0, mw, mh);
 	#if NON_BLOCKING_STDIN_PATCH
 	XFlush(dpy);

patch/include.c

@@ -19,6 +19,9 @@
 #if NON_BLOCKING_STDIN_PATCH
 #include "nonblockingstdin.c"
 #endif
+#if NUMBERS_PATCH
+#include "numbers.c"
+#endif
 #if XRESOURCES_PATCH
 #include "xresources.c"
 #endif

patch/include.h

@@ -4,3 +4,6 @@
 #if NON_BLOCKING_STDIN_PATCH
 #include "nonblockingstdin.h"
 #endif
+#if NUMBERS_PATCH
+#include "numbers.h"
+#endif

patch/numbers.c

@@ -0,0 +1,16 @@
+static char numbers[NUMBERSBUFSIZE] = "";
+
+static void
+recalculatenumbers()
+{
+	unsigned int numer = 0, denom = 0;
+	struct item *item;
+	if (matchend) {
+		numer++;
+		for (item = matchend; item && item->left; item = item->left)
+			numer++;
+	}
+	for (item = items; item && item->text; item++)
+		denom++;
+	snprintf(numbers, NUMBERSBUFSIZE, "%d/%d", numer, denom);
+}

patch/numbers.h

@@ -0,0 +1,4 @@
+#define NUMBERSMAXDIGITS      100
+#define NUMBERSBUFSIZE        (NUMBERSMAXDIGITS * 2) + 1
+
+static void recalculatenumbers();

patches.def.h

@@ -97,6 +97,11 @@
  */
 #define NON_BLOCKING_STDIN_PATCH 0
 
+/* Adds text which displays the number of matched and total items in the top right corner of dmenu.
+ * https://tools.suckless.org/dmenu/patches/numbers/
+ */
+#define NUMBERS_PATCH 0
+
 /* This patch adds simple markup for dmenu using pango markup.
  * This depends on the pango library v1.44 or greater.
  * You need to uncomment the corresponding lines in config.mk to use the pango libraries